You're going to need:

• Linux or macOS — Windows may work, but is unsupported. For OSX and Ubuntu see installing_nokogiri prior to getting started
• Ruby, version 2.2.5 or newer
• Bundler — If Ruby is already installed, but the bundle command doesn't work, just run gem install bundler in a terminal.
• **npm

1. Fork this repository on Github.
2. Clone your forked repository (not our original one) to your hard drive with git clone https://github.com/YOURUSERNAME/slate.git
3. cd slate
4. Initialize and start Slate. You can either do this locally, or with Vagrant:

# either run this to run locally
bundle install
bundle exec middleman server

# OR run this to run with vagrant
vagrant up

You can now see the docs at http:https://localhost:4567. Whoa! That was fast!

If you struggling from error message like in (#1003)

...
autodetect: Could not find a JavaScript runtime
...

Then you need to install JavaScript runtime for your machine / docker environment. Follow the instructions on NodeJS website. For example:

Linux:

apt-get install nodejs

macOS (for Brew users):

brew install node

StackOverflow question: ExecJS and could not find a JavaScript runtime

The next step is to learn how to edit source/index.md to change the content of your docs.